【判断题】目前花卉的栽培方式有生产栽培、观赏栽培、科研栽培。
【单选题】Every minute must be made full use ______ at the preparations for the exams.
【单选题】下列关于风媒花的适应性特征说法错误的是( )。
A.
花小,被没有鲜艳的颜色甚至退化,形成密集的花序,常先叶开花
【单选题】Every minute must be made full use of ____ our lessons, for the final examination is coming.
【单选题】Every minute must be made full use of________spoken English.